Calibrating knob
[机] 校准钮
🧩 词语组成解析
v. 校准( calibrate的现在分词 ); 使标准化; 使合标准; 测量（枪的）口径
knob
[nɑb]
n. 球形把手;（收音机等的）旋钮;小块;疙瘩;
v. 鼓起;使有球形突出物;给（门等）装球形把手;
🗣️ 情景例句
Could I trouble you for directions?
打扰了，我想问问路。
Would you please tell Mr. Cooper that I'm here.
请您告诉库珀先生我在这里。
Ah, it's just the thing, the very thing!
啊，正合适啦！合适极了！